Home / 527,066.28-727,372.17-297,671.85

Finding the Fourth Proportional to 527,066.28, 727,372.17 and 297,671.85

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Solution

The fourth proportional to 527,066.28, 727,372.17 and 297,671.85 is: 410,798.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,066.28 : 727,372.17 = 297,671.85 : x
  2. Step 2: Convert to fraction form
    527,066.28/727,372.17 = 297,671.85/x
  3. Step 3: Cross multiply
    527,066.28x = 727,372.17 × 297,671.85
  4. Step 4: Simplify right side
    527,066.28x = 216,518,219,482.42
  5. Step 5: Solve for x
    x = 216,518,219,482.42/527,066.28
  6. Step 6: Final answer
    x = 410,798.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.